Home / 3,219.48-4,829.40-1,462.68

Finding the Fourth Proportional to 3,219.48, 4,829.40 and 1,462.68

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Solution

The fourth proportional to 3,219.48, 4,829.40 and 1,462.68 is: 2,194.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219.48 : 4,829.40 = 1,462.68 : x
  2. Step 2: Convert to fraction form
    3,219.48/4,829.40 = 1,462.68/x
  3. Step 3: Cross multiply
    3,219.48x = 4,829.40 × 1,462.68
  4. Step 4: Simplify right side
    3,219.48x = 7,063,866.79
  5. Step 5: Solve for x
    x = 7,063,866.79/3,219.48
  6. Step 6: Final answer
    x = 2,194.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.